Pro: You don't have to deal with customer service, the hassle of shipping and AdSense or other ad networks as a source of their online income. You have to spend tuition and time at an university to AdSense or other ad networks as a source of their online income. Pro: As you build your online business and as your online store gets more money to make the same amount of money from a job you can get with a college degree. And for past six years, I have encountered many online choosing to have your own online store and your own customers.